One verse

Srimad Bhagavatam 2.6.42

2.6.42

आद्योऽवतार: पुरुष: परस्य काल: स्वभाव: सदसन्मनश्च । द्रव्यं विकारो गुण इन्द्रियाणि विराट् स्वराट् स्थास्‍नु चरिष्णु भूम्न: ॥ ४२ ॥

adyo ’vatarah purusah parasya kalah svabhavah sad-asan-manas ca dravyam vikaro guna indriyani virat svarat sthasnu carisnu bhumnah

adyah
first
avatarah
incarnation
purusah
Karanarnavasayi Visnu
parasya
of the Lord
kalah
time
svabhavah
space
sat
result
asat
cause
manah
mind
ca
also
dravyam
elements
vikarah
material ego
gunah
modes of nature
indriyani
senses
virat
the complete whole body
svarat
Garbhodakasayi Visnu
sthasnu
immovable
carisnu
movable
bhumnah
of the Supreme Lord.

Karanarnavasayi Visnu is the first incarnation of the Supreme Lord, and He is the master of eternal time, space, cause and effects, mind, the elements, the material ego, the modes of nature, the senses, the universal form of the Lord, Garbhodakasayi Visnu, and the sum total of all living beings, both moving and nonmoving.